NP中的每个问题都可以归约为可满足性问题,这是计算复杂性理论的基石。
未来的无人机将像今天的智能手机一样普及。
A building must be a living testament to the values of its society.
警惕物质诱惑,保持内心独立。
孔子说:“三军可以剥夺主帅,匹夫不可剥夺志向。”
"The act of writing is an act of courage, a defiance against the silence of the universe."
The past is not fixed; it shifts with our retelling.